Answer:
11. 1 1/2
12. 3/10
Explanation:
11.
Answer:
=1 1/2
Solution by separating parts
Rewriting our equation with parts separated
=3+2/5−1−9/10
Solving the whole number parts
3−1=2
Solving the fraction parts
2/5−9/10=?
Find the LCD of 2/5 and 9/10 and rewrite to solve with the equivalent fractions.
LCD = 10
4/10−9/10=−5/10
Reducing the fraction part, 5/10,
−5/10=−1/2
Combining the whole and fraction parts
2−1/2=1 1/2
12:
=3/10
Solution by separating parts
Solving the fraction parts
9/10−3/5=?
Find the LCD of 9/10 and 3/5 and rewrite to solve with the equivalent fractions.
LCD = 10
9/10−6/10=3/10