Answer of (-20)+51+(-31)+74
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Answered by
3
First open brackets
-20+51-31+74
Then Add
-51+125
Then sub
74
-20+51-31+74
Then Add
-51+125
Then sub
74
Saluma:
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Answered by
0
-20+51-31+74 (on opening bracket's)
74+51-20-31
74+51-51. (on adding -20 and -31)
74 .. (-51 and +51 cancelled out)
74+51-20-31
74+51-51. (on adding -20 and -31)
74 .. (-51 and +51 cancelled out)
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