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10 questions
When we have an equation that contains adding and subtraction, we
always solve subtraction first
always solve addition first
solve it from right to left
solve it from left to right
36 + 18 - 19
What do we solve first?
18 - 19
36 + 18
51 - 35 + 12
What do we solve first?
51 - 35
35 + 12
67 - 13 + 22 =
37 - 33 + 91 =
89 + 13 - 56 =
55 + 44 + 11
76 - 32 - 11 =
34 - 28 + 99 =
55 + 54 - 98 =
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