Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 + 26 by rounding each number to the nearest 10: ______
- Estimate 88 + 56 by rounding each number to the nearest 10: ______
- Estimate 58 − 36 by rounding each number to the nearest 10: ______
- Estimate 51 + 31 by rounding each number to the nearest 10: ______
- Estimate 64 − 45 by rounding each number to the nearest 10: ______
- Estimate 45 − 53 by rounding each number to the nearest 10: ______
- Estimate 80 + 50 by rounding each number to the nearest 10: ______
- Estimate 48 + 32 by rounding each number to the nearest 10: ______
- Estimate 61 − 73 by rounding each number to the nearest 10: ______
- Estimate 87 + 77 by rounding each number to the nearest 10: ______
- Estimate 22 − 83 by rounding each number to the nearest 10: ______
- Estimate 83 − 81 by rounding each number to the nearest 10: ______
- Estimate 76 + 85 by rounding each number to the nearest 10: ______
- Estimate 48 + 60 by rounding each number to the nearest 10: ______
- Estimate 72 − 56 by rounding each number to the nearest 10: ______
- Estimate 26 − 24 by rounding each number to the nearest 10: ______
- Estimate 64 − 38 by rounding each number to the nearest 10: ______
- Estimate 38 − 72 by rounding each number to the nearest 10: ______
- Estimate 21 + 86 by rounding each number to the nearest 10: ______
- Estimate 75 + 26 by rounding each number to the nearest 10: ______