O teu carrinho de compras está vazio
Practice
{{exercise_number}}. Put the numbers in decreasing order. Circle the even numbers.
17, 9, 4, 11, 2, 0, 20, 13
{{exercise_number}}. Continue the sequences.
20,17,14,6,8,10,{{exercise_number}}. Write down the neighbouring numbers.
<<<<<<<<<<<<<<<<491513191027{{exercise_number}}. Match the sums with the right point on the number line.
012345678910111213141516171819201+22+37+16+211+415+219+114+511+54+75+43+32+13+1{{exercise_number}}. Do the additions and subtractions.
65526412++++================3786++++963534248853----987512111518----{{exercise_number}}. Do the operations shown by the arrows.
12+3-4+2+6-7+5-1+4{{exercise_number}}. Fill in the missing numbers.
497131561287151318125106814913148169++----++++--{{exercise_number}}. Do the operations shown by the arrows.
+6+3-7+2-5+115+6-9+8-6+5-412-8+7-2-4-3+1010{{exercise_number}}. 9 of the 18 pupils went home. How many are still in school?
{{exercise_number}}. 12 girls from the class bought passes to the theatre, 4 more than boys. How many boys bought passes to the theatre?
How many pupils purchased passes to the theatre altogether?
{{exercise_number}}. There are 5 blue and 6 more red than blue fish in a fish tank. How many fish are there altogether?
{{exercise_number}}. Determine what the rule is, and fill out the table.
3892857116897754713161114161216{{exercise_number}}. Circle the correct rules. Continue filling out the table.
++2====+-+2--+=96483712411108557651210912162016-2++2-=22{{exercise_number}}. Which numbers make the statements true? The number line helps.
0123456789101112131415161718192047+<8+9>4+7<<8+94+7<+2<8+9::::{{exercise_number}}. Peter sent 7 postcards from camp, Julie sent 4 more. How many did they send altogether?
{{exercise_number}}. Colour the ball as many ways as you can using red, blue and yellow.
