Сторінка 7 вправа 5.
2 • 8399 – 1357 • 5 63 211 • 7
380 : 4 + 90 10 • 70 – 420 : 6
3824 : 8 + 198 282 : 6 8173 • 9
816 : 16 – 308 : 28 975 : 15
1 3 2
2 • 8399 – 1357 • 5 < 63211 • 7
(10013 < 442477)
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380 : 4 + 90 < 10 • 70 – 420 : 6
(185 < 630)
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1) 10 • 70 = 700
2) 420 : 6 = 70
3) 700 – 70 = 630
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3824 : 8 + 198282 : 6 < 8173 • 9
(33525 < 73557)
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1 3 2
816 : 16 – 308 : 28 < 975 : 15
(40 < 65)
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