Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 48 − 32 by rounding each number to the nearest 10: ______
- Estimate 21 − 73 by rounding each number to the nearest 10: ______
- Estimate 72 − 52 by rounding each number to the nearest 10: ______
- Estimate 70 − 56 by rounding each number to the nearest 10: ______
- Estimate 52 − 26 by rounding each number to the nearest 10: ______
- Estimate 58 + 79 by rounding each number to the nearest 10: ______
- Estimate 55 + 71 by rounding each number to the nearest 10: ______
- Estimate 83 − 45 by rounding each number to the nearest 10: ______
- Estimate 33 + 30 by rounding each number to the nearest 10: ______
- Estimate 26 − 54 by rounding each number to the nearest 10: ______
- Estimate 48 + 30 by rounding each number to the nearest 10: ______
- Estimate 44 − 27 by rounding each number to the nearest 10: ______
- Estimate 54 − 25 by rounding each number to the nearest 10: ______
- Estimate 65 + 23 by rounding each number to the nearest 10: ______
- Estimate 72 + 44 by rounding each number to the nearest 10: ______
- Estimate 39 − 27 by rounding each number to the nearest 10: ______
- Estimate 54 − 50 by rounding each number to the nearest 10: ______
- Estimate 82 − 34 by rounding each number to the nearest 10: ______
- Estimate 82 − 36 by rounding each number to the nearest 10: ______
- Estimate 21 − 75 by rounding each number to the nearest 10: ______