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### Grade 4 - Mathematics9.4 Decimal Problems

 Converting decimals to fractions Write the number without the decimal point. Divide the number with as many tens as the number of digits after the decimal point. Example: Convert 0.75 to a fraction. Numerator - 75 Denominator - 100 (since there are 2 numbers after the decimal point) Answer: 75/100 Adding decimals Add 0.35 and 0.42 Take a square divide into hundred parts. Mark 0.35 by shading 3 tenths and colouring 5 hundreths. Similarly mark o.42 by shading 4 tenths and colouring 2 hundredths. Now count the total number of tenths and hundredths in the square. Answer: 0.77 Subtracting decimals Write the decimals one below the other as shown. Subtract as shown. Answer: 1.76 Directions: Answer the following questions. Also write at least 5 examples of your own for each of the following: * converting fraction to decimal * adding two decimals * subtracting two decimals
 Q 1: Which is the correct way to write thirty-four and fifty-six hundredths?345.634.5634563.45 Q 2: Which number is greater 5.4 or 5.375.45.37 Q 3: What number would be next? 2.3, 2.4, 2.5 . . . .2.632.826 Q 4: Subtract the decimals 20.3 - 18.06 =2.242.342.14 Q 5: .87 =(fraction)87/100087/10087/10 Q 6: Fill in the blank 2.8 - 2.05 =__0.550.750.65 Q 7: Add the decimals 55.26 + 0.96 =56.2356.2456.22 Q 8: What number would be next? 9.97, 9.98, 9.99 . . .9.10.1010010 Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!