Add:- (a)4/5,3/10 (b)-5/3,-5/4 (c)-3/7,8/21 (d)-31/32,0/3?/?
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2
Answer:
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Answered by
2
Answer:
(a) 11/10
(b) -5/2
(c) -1/21
(d) -31/32
Step-by-step explanation:
(a) 4/5 + 3/10
4×2/5×2 + 3/10
8/10 + 3/10
(3+8)/10
11/10
(b) -5/4 + -5/4
-5+(-5)/4
-5-5/4
-10/4
-5/2
(c) -3/7 + 8/21
-3×3/7×3 + 8/21
-9/21 + 8/21
-9+8/21
-1/21
(d) -31/32 + 0/3
-31×3/32×3 + 0×32/3×32
-93/96 + 0/96
-93+0/96
-93/96
-31/32
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