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Find the product without actual multiplication [ by using suitable properties(a) 78 x 101 |
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Answer» 78 x 101=7,878 101 x78 808 7070 multiply 8 times 101 one DIGIT at a time so 8x1=8 8x0=0 8x1=8 THEN WRITE 808 AND THEN THE SAME THING WITH 7 BUT IF ITS IN 10S PLACE YOU HAVE TO PUT +/0 IN ONES PLACE BELOW THE FIRST PRODUCT/ANSWER BUT I RECOMMEND + SO YOU DONT GET CONFUSED THEN YOU ADD THE PRODUCTS TOGETHER ANSWER= 808+7070 IS 7878 THERES YOUR ANSWER AND REMEBER IF A DIGIT IS IN 10S PLACE PUT PLUS IN ONES PLACE AND SAME WAY THE BIGGER THE NO. MORE +s YOU ADD FOR EXAMPLE 100 2+s 1000 3+s and so on |
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