Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 + 81 by rounding each number to the nearest 10: ______
- Estimate 56 + 83 by rounding each number to the nearest 10: ______
- Estimate 24 + 24 by rounding each number to the nearest 10: ______
- Estimate 71 − 35 by rounding each number to the nearest 10: ______
- Estimate 75 + 26 by rounding each number to the nearest 10: ______
- Estimate 69 − 76 by rounding each number to the nearest 10: ______
- Estimate 76 − 54 by rounding each number to the nearest 10: ______
- Estimate 72 − 34 by rounding each number to the nearest 10: ______
- Estimate 54 − 56 by rounding each number to the nearest 10: ______
- Estimate 47 + 42 by rounding each number to the nearest 10: ______
- Estimate 44 − 67 by rounding each number to the nearest 10: ______
- Estimate 44 + 50 by rounding each number to the nearest 10: ______
- Estimate 80 − 47 by rounding each number to the nearest 10: ______
- Estimate 79 + 57 by rounding each number to the nearest 10: ______
- Estimate 24 − 64 by rounding each number to the nearest 10: ______
- Estimate 60 − 69 by rounding each number to the nearest 10: ______
- Estimate 52 + 73 by rounding each number to the nearest 10: ______
- Estimate 31 + 34 by rounding each number to the nearest 10: ______
- Estimate 43 − 56 by rounding each number to the nearest 10: ______
- Estimate 54 + 22 by rounding each number to the nearest 10: ______