SME
Grade 4 Math
Fractions
Fraction equivalence and comparison
Add and subtract fractions with like denominators
Main lesson
Subtract fractions with like denominators
Use this for “5/8 − 2/8 =” and other like denominators.
Fractions and mixed numbers
Use this for “Write 2 3/4 as a fraction,” or 11/4 as a mixed number.
Add mixed numbers
Use this for “Find the value of 3 2/5 + 1 4/5.”
Subtract mixed numbers
Use this for “A kite string is 7 1/5 meters. 3 4/5 meters are wound up. How much is let out?”
Interpret line plots in eighths of an inch
Use this to add up lengths in eighths of an inch from a line plot, and find the longest minus the shortest.
Interpret line plots in quarter inches
Use this for a line plot of straws measured to the quarter inch: the total length, and the longest minus the shortest.
Multiply a fraction by a whole number
Fractions and decimals: tenths and hundredths
Main lesson
Compare decimals
Use this for “Which is less, 0.4 or 0.35?” by writing both as hundredths.
Fractions and decimals on the number line
Use this for “The line from 0 to 1 is cut into hundredths. What decimal is the point 62 parts along?”
Add tenths and hundredths
Use this for “Find the value of 6/10 + 7/100” and write the sum as a decimal (sums under one whole).
Solve problems involving money
Use this for “A book costs $3.45 and a pen $1.80. How much in all?” For what is left, give the total and one price.