Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 45 + 36 by rounding each number to the nearest 10: ______
- Estimate 33 + 62 by rounding each number to the nearest 10: ______
- Estimate 63 + 65 by rounding each number to the nearest 10: ______
- Estimate 79 + 24 by rounding each number to the nearest 10: ______
- Estimate 79 + 22 by rounding each number to the nearest 10: ______
- Estimate 47 − 83 by rounding each number to the nearest 10: ______
- Estimate 25 + 72 by rounding each number to the nearest 10: ______
- Estimate 26 − 54 by rounding each number to the nearest 10: ______
- Estimate 27 − 62 by rounding each number to the nearest 10: ______
- Estimate 47 − 74 by rounding each number to the nearest 10: ______
- Estimate 65 − 68 by rounding each number to the nearest 10: ______
- Estimate 21 + 34 by rounding each number to the nearest 10: ______
- Estimate 30 − 74 by rounding each number to the nearest 10: ______
- Estimate 60 − 38 by rounding each number to the nearest 10: ______
- Estimate 47 − 22 by rounding each number to the nearest 10: ______
- Estimate 87 − 81 by rounding each number to the nearest 10: ______
- Estimate 34 − 22 by rounding each number to the nearest 10: ______
- Estimate 45 + 54 by rounding each number to the nearest 10: ______
- Estimate 41 + 48 by rounding each number to the nearest 10: ______
- Estimate 21 + 35 by rounding each number to the nearest 10: ______