Curriculum>Grade 4> Module 3>Topic F: Addition and Subtraction of Fractions by Decomposition
Play a game to practice rounding mixed numbers and fractions greater than 1 to the nearest whole number. Each correct answer is a digit in the combination to a safe. Can you get the safe open before you lost all three lives?
A. Round a mixed number to the nearest whole with and without a number line
B. Estimate the sum or difference of two mixed numbers by rounding them to the nearest whole
C. Round an improper fraction to the nearest whole by converting it to a mixed number
E. Estimate the sum or difference of a mixed number and an improper fraction by converting the fraction to a mixed number
F. Add a whole number to a mixed number
G. Add a mixed number to a fraction with the same denominator
H. Add a mixed number to a fraction with the same denominator and write the sum without an improper fraction
I. Add a mixed number to a fraction with the same denominator by completing the whole (Level 1)
J. Add a mixed number to a fraction with the same denominator by completing the whole (Level 2)
K. Add two mixed numbers with the same denominator and write the sum without an improper fraction (Level 1)
L. Add two mixed numbers with the same denominator and write the sum without an improper fraction (Level 2)
M. Subtract a fraction from a mixed number with the same denominator (without converting to an improper fraction)
N. Subtract a fraction from a mixed number with the same denominator by converting to an improper fraction (Level 1)
O. Subtract a fraction from a mixed number with the same denominator by converting to an improper fraction (Level 2)
P. Subtract mixed numbers with the same denominator
Q. Add and subtract mixed numbers with the same denominator