Normal

Decimals: Difficult Problems with Solutions

By Catalin David
Problem 1
1 + 1.1 + 1.11 + 1.111 + 1.1111 + 1.11111 + 1.111111 =
Problem 2
3.5 + 4.5 × 2 =
Problem 3
(3.5 + 4.5) × 2 =
Problem 4
2.4 ×[2.5 × (1.37 + 0.63)]=
Problem 5
28.37 + 15.59 + 45.63 + 27.41 =
Problem 6
3.4 × 2.7 + 3.4 × 2.3 =
Problem 7
18.36 × 10 + 0.6172 × 100 =
Problem 8
2.4 + 2.4 ÷ 0.3 + 0.3 × 2.4 =
Problem 9
137.6 ÷ 10 - 672.81 ÷ 100 =
Problem 10
(32.81 + 174.5) × (49.37 + 50.63) =

Problem 11
4x - 1.5 = 5 × 0.5
Find x = ?
Problem 12
1.1 + 2.2 + 3.3 + 4.4 + 5.5 + 6.6 + 7.7 + 8.8 + 9.9 =
Normal
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