Chapter 4
Multiplication and Division
1–10: ā°¯ూā°¨ిā°ā°°ి ā°Ēā°Ļ్ā°§ā°¤ిā°¤ో ā°Ē్ā°°ā°ļ్ⰍⰞు
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ā°ā° ā°Ŧాā°్ā°¸్ā°˛ో 10 ā°ā°Ēిā°˛్ā°˛ు ā°ā°¨్ā°¨ాā°¯ి. 7 ā°Ŧాā°్ā°¸్ā°˛ā°ు ā°Žొā°¤్ā°¤ం ā°ā°Ēిā°˛్ā°˛ ā°¸ంā°్ā°¯ ā°ంā°¤?
ā°¸ā°Žాā°§ాā°¨ం: 10 × 7 = 70 ā°ā°Ēిā°˛్ā°˛ు -
8 ā°š్ā°¯ాంā°Ąీā°˛ు ₹8800 ā°ు ā°ĩā°¸్ā°¤ే 5 ā°š్ā°¯ాంā°Ąీā°˛ ā°§ā°° ā°ంā°¤?
ā°¸ā°Žాā°§ాā°¨ం: 1 ā°š్ā°¯ాంā°Ąీ = 8800 ÷ 8 = ₹1100, 5 ā°š్ā°¯ాంā°Ąీā°˛ు = 1100 × 5 = ₹5500 -
5 ā°ిā°˛ో ā°ā°Žాā°ోā°˛ు ₹125 ā°ు ā°ĩā°¸్ā°¤ే 2 ā°ిā°˛ో ā°ā°Žాā°ోā°˛ ā°§ā°° ā°ంā°¤?
ā°¸ā°Žాā°§ాā°¨ం: 1 ā°ిā°˛ో = 125 ÷ 5 = ₹25, 2 ā°ిā°˛ో = 25 × 2 = ₹50 -
ā°ā° ā°¨ెā°˛ā°ు ā°ā° ā°ĩ్ā°¯ā°్ā°¤ి ā°ీā°¤ం ₹39,500 ā° ā°¯ిā°¤ే, 1 ā°¸ంā°ĩā°¤్Ⰿⰰం ā°ీā°¤ం ā°ంā°¤?
ā°¸ā°Žాā°§ాā°¨ం: 39,500 × 12 = ₹4,74,000 -
3,875 ā°Ēుā°¸్ā°¤ā°ాā°˛ు ā°ā° ā°¨ెⰞⰞో ⰤⰝాā°°ు ā°ేā°¸్ā°¤ే, 1 ā°°ోā°ు ā°ā°¨్ā°¨ి ā°Ēుā°¸్ā°¤ā°ాā°˛ు ⰤⰝాā°°ు ā°ేā°¸్ā°¤ాā°°ు?
ā°¸ā°Žాā°§ాā°¨ం: 3,875 ÷ 30 ≈ 129 ā°Ēుā°¸్ā°¤ā°ాā°˛ు -
8 ā°Ģోā°¨్ā°˛ ā°ోā°¸ం ā°šోā°˛్ā°¸ేā°˛్ā°˛ో ₹290,000 ā°ెā°˛్ā°˛ింā°ాā°°ు. 1 ā°Ģోā°¨్ā°˛ ā°§ā°° ā°ంā°¤?
ā°¸ā°Žాā°§ాā°¨ం: 290,000 ÷ 8 = ₹36,250 -
28 ā°˛ā°Ą్ā°Ąూ 1 ā°ిā°˛ో ā°ĩā°¸్ā°¤ే, 12 ā°ిā°˛ోā°˛ ā°˛ā°Ą్ā°Ąూ ā°Žొā°¤్ā°¤ం ā°ā°¨్ā°¨ి ā°˛ā°Ą్ā°Ąూā°˛ు?
ā°¸ā°Žాā°§ాā°¨ం: 28 × 12 = 336 ā°˛ā°Ą్ā°Ąూā°˛ు -
ā°ā° ā°Ŧాā°్ā°¸్ā°˛ో 16 ā°˛ā°Ą్ā°Ąూā°˛ు ā°ంā°ే, 336 ā°˛ā°Ą్ā°ĄూⰞⰍు ā°Ē్ā°¯ాā°్ ā°ేā°¯ā°Ąాā°¨ిā°ి ā°ā°¨్ā°¨ి ā°Ŧాā°్ā°¸్ā°˛ు ā°ాā°ĩాā°˛ి?
ā°¸ā°Žాā°§ాā°¨ం: 336 ÷ 16 = 21 ā°Ŧాā°్ā°¸్ā°˛ు -
8 ā°ిā°˛ోā°˛ ā°ేā°Ē ₹1600 ā°ి ā°ంā°ే, 5 ā°ిā°˛ోā°˛ ā°ేā°Ē ā°§ā°° ā°ంā°¤?
ā°¸ā°Žాā°§ాā°¨ం: 1600 ÷ 8 = ₹200 (1 ā°ిā°˛ో), 5 ā°ిā°˛ో = 200 × 5 = ₹1000 -
50 ā°ిā°˛ో ā°ā°Ą్ā°Ąి ₹2500 ā°ంā°ే ā°ంā°ే, 15 ā°ిā°˛ో ā°ā°Ą్ā°Ąి ā°§ā°° ā°ంā°¤?
ā°¸ā°Žాā°§ాā°¨ం: 2500 ÷ 50 = ₹50 (1 ā°ిā°˛ో), 15 ā°ిā°˛ో = 50 × 15 = ₹750
11–20: ā°ుā°Ŗā°¨, ā°ాā°ā°šాā°° ā°Žā°°ిā°¯ు ā° ంā°ā°¨ా
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4256 × 76 = ?
ā°¸ā°Žాā°§ాā°¨ం: 323,456 -
3628 × 9 = ?
ā°¸ā°Žాā°§ాā°¨ం: 32,652 -
4230 × 121 = ?
ā°¸ā°Žాā°§ాā°¨ం: 511,830 -
27041 × 8 = ?
ā°¸ā°Žాā°§ాā°¨ం: 216,328 -
31224 × 12 = ?
ā°¸ā°Žాā°§ాā°¨ం: 374,688 -
50 × 32 = ?
ā°¸ā°Žాā°§ాā°¨ం: 1,600 -
18 × 32 = ? (ā° ంā°ā°¨ా)
ā°¸ā°Žాā°§ాā°¨ం: 18 ≈ 20, 32 ≈ 30 → 20 × 30 = 600 -
72 × 98 = ? (ā° ంā°ā°¨ా)
ā°¸ā°Žాā°§ాā°¨ం: 72 ≈ 70, 98 ≈ 100 → 70 × 100 = 7000 -
396 × 78 ≈ ? (ā° ంā°ā°¨ా)
ā°¸ā°Žాā°§ాā°¨ం: 400 × 80 = 32,000 -
3241 × 212 ≈ ? (ā° ంā°ā°¨ా)
ā°¸ā°Žాā°§ాā°¨ం: 3000 × 200 = 600,000
21–30: ā°ాā°ā°šాā°° ā°Žā°°ిā°¯ు ā°¸ంā°Ŧంā°§ిā°¤ ā°ుā°Ŗā°¨
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9984 ÷ 8 = ?
ā°¸ā°Žాā°§ాā°¨ం: 1,248 -
19895 ÷ 21 = ?
ā°¸ā°Žాā°§ాā°¨ం: 947 -
53427 ÷ 100 = ?
ā°¸ā°Žాā°§ాā°¨ం: 534 -
53427 ÷ 10 = ?
ā°¸ā°Žాā°§ాā°¨ం: 5,342 -
53427 ÷ 1000 = ?
ā°¸ā°Žాā°§ాā°¨ం: 53 -
36 ÷ 18 = ?
ā°¸ā°Žాā°§ాā°¨ం: 2 -
45 ÷ 15 = ?
ā°¸ā°Žాā°§ాā°¨ం: 3 -
72 ÷ 8 = ?
ā°¸ā°Žాā°§ాā°¨ం: 9 -
81 ÷ 9 = ?
ā°¸ā°Žాā°§ాā°¨ం: 9 -
100 ÷ 4 = ?
ā°¸ā°Žాā°§ాā°¨ం: 25
31–40: ā°Ēā°Ļాā°°్ā°Ĩం, ā°¸ంā°Ēā°Ļ, ā°ింā°Ļిā°ĩాā°°ి ā°¸ā°Žā°¸్ⰝⰞు
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36 ā°ā°Ž్ā°¸్ ā°ā° ā°ాā°°్ā°ā°¨్ā°˛ో ā°ంā°ే, 30,744 ā°ā°Ž్ā°¸్ ā°ā°¨్ā°¨ి ā°ాā°°్ā°ā°¨్ⰞⰞో ā°ంā°Ąā°¤ాā°¯ి?
ā°¸ā°Žాā°§ాā°¨ం: 30,744 ÷ 36 = 854 ā°ాā°°్ā°ā°¨్ā°˛ు -
264,000 ÷ 8 = ? (ā°Ē్ā°°ā°¤ి ā°ā°Ļ్ā°¯ోā°ి ā°ీā°¤ం)
ā°¸ā°Žాā°§ాā°¨ం: 33,000 -
8 ā°°ోā°ుā°˛ు ā°ā°°్ā°ు ₹3200 ā° ā°¯ిā°¤ే, 4 ā°°ోā°ుā°˛ు ā°ā°°్ā°ు ā°ంā°¤?
ā°¸ā°Žాā°§ాā°¨ం: 3200 ÷ 8 × 4 = 1600 -
63 ā°°ā°Ŧ్ā°Ŧā°°్ā°˛ు ₹315 ā°ంā°ే ā°ంā°ే, 45 ā°°ā°Ŧ్ā°Ŧā°°్ā°˛ ā°§ā°° ā°ంā°¤?
ā°¸ā°Žాā°§ాā°¨ం: 315 ÷ 63 = ₹5, 45 × 5 = ₹225 -
13 ā°Žీā°ā°°్ā°˛ు ā°Ģాā°Ŧ్ā°°ిā°్ ₹1440 ā°ంā°ే ā°ంā°ే, 7 ā°Žీā°ā°°్ā°˛ ā°§ā°° ā°ంā°¤?
ā°¸ā°Žాā°§ాā°¨ం: 1440 ÷ 13 ≈ 110.77, 7 × 110.77 ≈ ₹775 -
1101 ā°Žంā°Ļిā°ి ā°ā° ā°ĩింā°Ļు ₹125/ā°Ē్ā°˛ేā°్ ā° ā°¯ిā°¤ే ā°Žొā°¤్ā°¤ం ā°ā°°్ā°ు ā°ంā°¤?
ā°¸ā°Žాā°§ాā°¨ం: 1101 × 125 = ₹137,625 -
2364 ā°Žంā°Ļిā°ి ā°ā° ā°ĩింā°Ļు ₹132/ā°Ē్ā°˛ేā°్ ā° ā°¯ిā°¤ే ā°Žొā°¤్ā°¤ం ā°ā°°్ā°ు ā°ంā°¤?
ā°¸ā°Žాā°§ాā°¨ం: 2364 × 132 = ₹312,048 -
6 ā°Ēెā°Ļ్ā°Ļ ā°ిā°¤్ā°°ాā°˛ు ₹22,567, 3 ā°ిā°¨్ā°¨ ā°ిā°¤్ā°°ాā°˛ు ₹2,465 → ā°Žొā°¤్ā°¤ం ā°ā°Ļాā°¯ం?
ā°¸ā°Žాā°§ాā°¨ం: (6×22,567) + (3×2,465) = 135,402 + 7,395 = ₹142,797 -
ā°ā° ā°¸ైā°ిā°˛్ ₹23,950, ā°Žోā°ā°°్ā°¸ైā°ిā°˛్ ā°§ā°° 13 ā°°ెā°్ā°˛ు.
ā°¸ā°Žాā°§ాā°¨ం: 23,950 × 13 = ₹311,350 -
2488 ā°ుā°ుంā°Ŧాā°˛ ā°Ē్ā°°ā°¤ి ā°¸ంā°ĩā°¤్Ⰿⰰం ₹30 ā°Ēుā°¸్ā°¤ā°ాā°˛ ā°ోā°¸ం ā°ెā°˛్ā°˛ిā°¸్ā°¤ే, ā°Žొā°¤్ā°¤ం?
ā°¸ā°Žాā°§ాā°¨ం: 2488 × 30 = ₹74,640
Answer by Mrinmoee