3. Реши выражения.
(35 + 7) : 6 •8 + 49 : (26 – 19) • 9 =
24 : (12 : 3) + 4 • 7 =
(35 + 7) : 6 •8 + 49 : (26 – 19) • 9 =
24 : (12 : 3) + 4 • 7 =
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( 35 + 7 ) ÷ 6 × 8 + 49 ÷ ( 26 - 19 ) × 9 = 119.1) 35 + 7 = 42;
2) 26 - 19 = 7;
3) 42 ÷ 6 = 7;
4) 7 × 8 = 56;
5) 49 ÷ 7 = 7;
6) 7 × 9 = 63;
7) 56 + 63 = 119.
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24 ÷ ( 12 ÷ 3 ) + 4 × 7 = 34.
1) 12 ÷ 3 = 4;
2) 24 ÷ 4 = 6;
3) 4 × 7 = 28;
4) 6 + 28 = 34.