Online Test — Operations with Fractions (Unlike Denominators)
10 Questions • 30 min • Chapter MCQ
30:00
Question 1 of 10
easy
Add: ½ + ⅓
⅖
⅚
⁵⁄₆
⅙
Explanation: LCD=6: 3/6+2/6=5/6
Question 2 of 10
easy
Subtract: ⅞ - ½
⅜
¼
⅝
³⁄₈
Explanation: LCD=8: 7/8-4/8=3/8
Question 3 of 10
easy
Multiply: ⅔ × ¾
½
⅚
¹⁄₂
⁶⁄₁₂
Explanation: 2×3=6, 3×4=12, 6/12=1/2
Question 4 of 10
easy
Divide: ⅚ ÷ ⅓
⁵⁄₂
⁵⁄₁₈
¹⁸⁄₅
2½
Explanation: Keep 5/6, flip 1/3→3/1, 5/6×3/1=15/6=5/2
Question 5 of 10
medium
Add: 1⅓ + 2¼
3⁷⁄₁₂
3⁵⁄₇
3¹⁄₂
3⁵⁄₁₂
Explanation: 1⅓=4/3, 2¼=9/4, LCD12: 16/12+27/12=43/12=3⁷⁄₁₂
Question 6 of 10
medium
Multiply: 2½ × 1⅓
3⅓
3¹⁄₃
⁴⁄₃
3³⁄₆
Explanation: 5/2×4/3=20/6=10/3=3⅓
Question 7 of 10
medium
Divide: ¾ ÷ 2
³⁄₈
1½
⁶⁄₄
1⁄4
Explanation: 3/4÷2/1=3/4×1/2=3/8
Question 8 of 10
medium
Subtract: 3¼ - 1⅔
1⁵⁄₁₂
1⁷⁄₁₂
2⁵⁄₁₂
1⁷⁄₁₂
Explanation: 13/4-5/3, LCD12: 39/12-20/12=19/12=1⁷⁄₁₂
Question 9 of 10
medium
Multiply: ⅞ × ⅘
⁷⁄₁₀
²⁸⁄₄₀
⁸⁄₃₅
⅖
Explanation: 7×4=28, 8×5=40, 28/40=7/10
Question 10 of 10
medium
Divide: ⅛ ÷ ¼
½
¼
2
⅙
Explanation: 1/8×4/1=4/8=1/2