Find the sum of 3.450,1.250
Adding the decimals -
Addition of decimals is done by adding hundredths to hundredths, tenths to tenths, ones to ones, tens to tens and so on, as is done for whole numbers
1→carryover3.450+1.250____________4.700
Hence , the sum of 3.450,1.250 is 4.700
In an alloy, the ratio of copper to zinc is 5:2. If 1.250kg of zinc is mixed in 17.500kg of alloy, then what will be the new ratio of copper to zinc?
Find the sum of the additive inverse of -13, 24, and -10. Also, find the multiplicative inverse of the sum obtained.